Very few men are still flexible enough on reaching adulthood. Apparently more boys can, if it occurs to them to try it.
Not all men can do this, and probably the percentage of men who can is low. It depends primarily on the man's flexibility and physical dexterity.
Wat I've heard is that if your either do it to much or put to many fingers up it may hurt. My advise is to start of slow and build your way up
Identity is the superordinate view of ourselves that includes both self-esteem and self-concept.
From my understanding self-esteem is pride in oneself, and self concept is the mental image or the way that one perceives oneself, and then self identity is when one is aware of and can identify with...
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